Home / 8,693,239.52-13,034,542.41-4,145,679.20

Finding the Fourth Proportional to 8,693,239.52, 13,034,542.41 and 4,145,679.20

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Solution

The fourth proportional to 8,693,239.52, 13,034,542.41 and 4,145,679.20 is: 6,215,983.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,693,239.52 : 13,034,542.41 = 4,145,679.20 : x
  2. Step 2: Convert to fraction form
    8,693,239.52/13,034,542.41 = 4,145,679.20/x
  3. Step 3: Cross multiply
    8,693,239.52x = 13,034,542.41 × 4,145,679.20
  4. Step 4: Simplify right side
    8,693,239.52x = 54,037,031,285,482.16
  5. Step 5: Solve for x
    x = 54,037,031,285,482.16/8,693,239.52
  6. Step 6: Final answer
    x = 6,215,983.26

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.